62 LetV denote the vector space of all polynomials over R of degree less than or equal ton. Which of the following defines a norm on V? (a)p=lp ()1+... + lp(n+ 1)1, pe V (6)|PSup eo. p (t)|, pe V (c) P= Ipt)| dt, pe Vine (C)P= Supt ef0. 11 P (t)}, peV d11ot cnace